Telephonic indicator for steam-boilers



ShovI1 i11 elevation.

oS. P- ABS, o LEXINoTON, MISSooBL s ecifLcation of letteTs atent 1\T(). 2o,398, dated Jone 1, 1858.

Be it kIlovn thot I, THOMAS 1 1I ERs, of Lexington, in the oounty of 1Jofayette oIld Stote of 1iSSonri, hove invented o nev aIld oseful In1)IoVe11e11t in (o111biIlotion Stean1Boiler 111arInS and Telegra hio Sig I1als and 1 (10 hereby declafe that the fo1- loving iS o full, ole1', and exaot deSc1'i tion of the son1e, Teference being hod to the ao ooln onyiog draWingS, foflning a aft of thiS S )eoiffootion, iI1 vhioh FigTlre l, iS a vertica1 1ongitudinol Seotion of stean1 boiler o ith nly in1prove- 111entS o lied to it, Soid in1 rove111ent being ig. 2, iS o veI'tioal longitndina1 Seotion on an enlarged SCale, of the in rovelnent detaohed.

ShnHar letterS of feference in eooh of the tWo g1feS indicafe coffeS onding artS.

The natoTe of n1y invention coI1SiSts iI1 giving SUCh L eculiar foTm to the braoket on hioh the fIoat iS SuS ended, t1lot it Tvill a lloxv of the flot being SuS ended froln the to of the boiler, and alSo serve aS o Seot for tho valve ond goide fof the Stean1 thereof, aIld 1ileviSe aS a rece taolo ond Sop ort for the S fing 11io11 inS11reS the aI1to11atic oloSing of t11e valve of the ropef tilTle, in the event of itS being throTvn dovn ffoIT1 itS Seat fron1 any direot of iI1(1ifect oa 11Se.

1y invention oonSiStS, 2I1(1, in the pfeciSe Inanner hereinofter S ecified of oonnecting the volve vVith the ffoat SteIn by 1T1eoI1S of lovvef extenSion Sorevv, tap ed Steln oblong Slot, adiuStble and sofeW not Whereby the f1oat is ollovved, or oan be Set to hove lT1OTe 01' leSS InoveInent o and (1ovI1 acoording to the vibfationS of the vatef vithout Inoteri l1y affeofing the valve, So long aS the ro er anount of Tvoter in the boiler is 1T1aintained.

1fy iIlvention ConSiStS, 3rd, in hoving fhe ll ef eXtenSion of SteIn of the valve eX tend Ll nearly through t11e alorlT1 vhiSt1e standoTd, in ooInbinotion vith the rovid iIlg of a Set of valve o ening ScfeW in the n er end of Sai(1 Standafd, and valve oloSing Spfing on tho lovef extenSion oI' SteIn of the valve, aS and for the or oseS feSently to be Set forth.

By the fifSt featore of ITly invention Si1T1 plioity and dnrabilify are coInbined, t11e 1"e being b11 one fLllorl1111 1oin neoeSSory, While evefy faoility iS ffoTded fof SuS endin the I f10adt ffon1 near t11e oeIlteI, of the to of the boileI', H )oint Where SediInent iS not so liable, 1S vhen locoted of the end of the boiler, to be thTovI1 o on it by violent vibrotioI1S of fho water i11 the boiler.

By the Seoond fetn1 e of Iny invention dHfability and Sil111olicity alSo aTe obt i11e(1, ond at the SaIne tine all the odvantages of 11ot having the floot offeot the volve TvheI1 Si1111)ly operated u on by the vibfationS of the Wafef, and at the sHn1e ti111e faoilitieS fol adiuSting the f1o1t so that it sholl o e11 fhe volve With o T'etef of leSS height of Water aS my be deemed ot(iviSble afe ob tained. nd by tlle 31'd featofe of my in vention the signal froln the engineer to t11e Ca tain fho 11 iS Tight ond reody to Stort con be given thTongh tho soonding of t1le WhiStle. The valve alSo oan be tried of o1oened and olosed by hand So aS to oSceT- tain if it iS ologged of itS opefotion peffect.

To enable otherS, SkiHed i11 the art to 11ake and 11So nly invention, I i11 1)1"oceeC1 to deso1,ibe itS oonSfrllotion and operotion.

1, fe feSentS the boileT. 13, a braoket fron1 o hich the f1oLt is SuS ended. ThiS bTacket iS lnode vith o tnbnlat vertica1 Shank o, Soid Shonk being top ed of fur niShed x ith o sofeo thfead fvhich SefveS for hol(lin it in the to of the boile1,, a nut Z), dfaX ing the ourved brocket cloSe np to the innef Sido of t11e boiler ond leather goSket o, o hioh iS intoI oSed bet eeI1 Soid rn1 nd tho to of the boiler, packing the ioint Steam tight.

Tho f1oat (1, is ivoted to the extre111ity of t11e onrved I1I1 of f11e braolet S S11o n at and iS fl-ee to lay n and dovvn 6, Serving aS flllofI1111 to the Sonle.

I), iS the conioa1 va1ve, fitte(1 to conioa1 Set for111ed in the bottoln of the tIlbI11aT Shank of the bTacket. The volve haS an ll er ond 1o ef Sfen1, the lover SteII1 ex tendS doTvn and ooII leS x ith the Hoat by 111eans of an oblong Slot in the Ste1T1 of the float, ond o nut Said nut being odioStoble up and doWn by nTeanS of a SoreW t 11fe (1 f, vhioh iS ont on the extren1ity of the SteIn f. The up ef StelT1 f, of the Tolve extends ll thfough the tubo1af S11ank and neafly throogh the tublllaf Sorev Stond afd 1, vhioh SupportS the ordinafy Stealn Whistle I, aS ShoWn; it fitti11 Songl bnt not t ig11tl the bore of Said StandaTd.

F, iS a Sef Sore fitted to a fe1T11e fhfead forn1ed in the n er end of the TvhiStle ond Sefving aS o 111eanS vhereby the valve Inoy 

